SIlver, Arsenides

Slab of high grade showing carbonate vein with both dendritic silver and dendritic silver in the carbonate. From the Peterson Lake Mine which consisted of a number of shafts, three were sunk along the western shore of Peterson Lake, and on two of the islands. The workings extend underneath Peterson lake. Total production was approx. 1 million oz. of Ag and 27,000 lbs. of Cobalt.*

*https://www.mindat.org/loc-17105.html